CVE-2021-3697
CVE-2021-3697
Vexday Risk Score
3Bajo
Decisión SSVC (CISA)
Track
Sin señal de explotación → monitorear
CVSS —EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Ciclo de vida
06 jul 2022Publicada en NVD
Recomendación: Monitorear — sin señal de explotación por ahora.
A crafted JPEG image may lead the JPEG reader to underflow its data pointer, allowing user-controlled data to be written in heap. To a successful to be performed the attacker needs to perform some triage over the heap layout and craft an image with a malicious format and payload. This vulnerability can lead to data corruption and eventual code execution or secure boot circumvention. This flaw affects grub2 versions prior grub-2.12.
Productos afectados
n/a · grub2